Air Systems Cleaning Specialist (ASCS) — Question 17

A package unit contains which of the following components?

Answer options

• A. Compressor, evaporator coil, condenser, supply fan, and filter
• B. Evaporator coil, VAV box, condenser, supply fan, exhaust fan, and filter
• C. Compressor, hat water coil, condenser, supply fan, exhaust fan, and filter
• D. Compressor, evaporator coil, condenser, supply fan, thermostat, and filter

Correct answer: B

Explanation

The correct answer is B because a package unit typically includes an evaporator coil, VAV box, condenser, supply fan, exhaust fan, and filter as part of its integrated system. Options A, C, and D contain components that are not standard in a package unit, such as a thermostat and hot water coil, which are found in other HVAC configurations.